{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "additionalProperties": true,
  "properties": {
    "deployment": {
      "type": "object",
      "additionalProperties": true,
      "required": ["environment", "service", "requested_by", "created_at"],
      "properties": {
        "environment": {"type": "string"},
        "service": {"type": "string"},
        "requested_by": {"type": "string"},
        "created_at": {"type": "string", "format": "date-time"}
      }
    },
    "approvals": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": true,
        "required": ["by", "active"],
        "properties": {
          "by": {"type": "string"},
          "active": {"type": "boolean"},
          "at": {"type": "string", "format": "date-time"}
        }
      }
    }
  }
}